/// <summary>
        /// 获取素材总数
        /// </summary>
        /// <returns></returns>
        public static async Task <QueryContentsCount> QueryAsync()
        {
            var query    = new QueryContentsCount();
            var response = await query.RequestAsModelAsync <QueryContentsCount>();

            return(response);
        }
        /// <summary>
        /// 获取素材总数
        /// </summary>
        /// <returns></returns>
        public static QueryContentsCount Query()
        {
            var query    = new QueryContentsCount();
            var response = query.RequestAsModel <QueryContentsCount>();

            return(response);
        }